County Standard Plans

The following Department of Public Works-Transportation Design Standards design templates are available for downloading.

Complete Set of Standards (PDF)

County Standard Plans

County Standard Plans column 1 links County Standard Plans column 2 links County Standard Plans column 3 links County Standard Plans column 4 links
Side walk Standard 109Local Depression-203Street Marker Installation -303bHalf Width Local Road – 111sd500A Bridge or Culvert Guardrail Retrofit
Curb Return with Ramp 110
–revised Mar 2006		Local Depression 203ADesert Road Street Marker – 303cHillside Paved Road – 114c500B Bridge or Culvert Guardrail Retrofit
Cul-de-sac- 120Local Depression-203BMarker-304Industrial Collector-103b501A Flatbed Truck Fall Protection
8 Inch Curb and Gutter 115Manhole Frame and Cover -Parkway-204Marker-304AIntersection Design Desert Rd-107501B Flatbed Truck Fall Protection
6 Inch Curb and Gutter 11636 Inch Manhole Frame and Cover-205Barricade Urban-305Intersection Design Frontage St-105313 Typical Sign Installation
Asphalt Dike 117Type A Catch Basin-206End of Street-305aLocal St-104400 Raised Median
Traversable Asphalt Dike 117aCatch Basin Opening-206aBarricade Rural-305BLocal St-104a401 Thickened Asphalt Concrete Edge
Cross Gutter 119Steel Step-206BRoad Closure Barricade-305CMajor Arterial-100a402 Interim Asphalt Concrete Transition
Residential Driveway Approach with Curb 128Storm Drain Clean out-208Road Closed Barricade- Detour305DMajor Divided Hwy-100403 Boundary Chain Link Fence
Residential Driveway Approach Depressed with Curb 128aHead wall Wing-Type-209Partial Road Closure-305EMajorHwy-101404 Channel Wall Chain Link Fence
Commercial Driveway Approach with Curb 129Head wall Type U-209APartial Road Closure Barricade 305FPaved Rd-114a
Commercial Driveway Approach without Curb 129aCurb Outlet Structure-210Post with Reflector-306Paved Rd-114b Mountain Areas M
Commercial Driveway with Curb Returns-129B–revised dec 2005Outlet Structure-210A307E Pavement Marker (Type A) -revised dec 2005Major Arterial-100B
Driveway Spacing-130Parkway Culver tw/steelPlate Cover-211Fire Hydrant Location-310Secondary Hwy-102
Driveway Grades-131
Cut off Wall Channel-200Block Wall-Non Retaining-301Frontage Road & Street-106Collector St-103
Channel Crossing-200aFrontage Road & Street-106aOff set cul-de-sac-120A
Gravity Headwall-201Block Wall at Intersection 302 -revised dec 2005Graded Road-114Intersection Design-121
Intersection Design-121A
Catch Basin Mountains 202Street Marker-303Half-Width DesertRoad-112Alley-125
Catch Basin Mountains 202aStreet Marker-303aHalf-Width Desert Road-113Curb cut off wall-127
Asphalt Concrete cut off wall-127 A
128B Residential Driveway Approach Without Curb and Gutter207 Full Trash Capture Device Underground Utility
Location -311
128C Residential Driveway Approach with AC Dike207A BMP Inflitration Drainage Outlet Manhole Apron-paved
Road-311A
205A 36′ Manhole Frame and Cover300 Right of Way Fence312 Mailbox (Single Installation)
205B Manhole (Concrete Ribbon)310 Fire Hydrant Location312A Multiple Mailbox Installation For New Sidewalk
129C Commercial Driveway Approach Without Curb and Gutter312B Multiple Mailbox Installation For New Sidewalk
129D Commercial Driveway Approach With AC Dike